<form>
	<input size="30" type="text" name="q" />
	<select name="cadeira">
	 <option selected value="0">Todas</option>
	 <?
		foreach($cadeiras_info as $item)
		{
			echo '<option value="' . $item['id'] . '">' . substr($item['link_tit'], 0, 20) . '</option>';
		}
	 ?>
	</select>
	<input type="submit" value="Procurar" />
</form>